• 2022-06-07
    It is the strongest natural _______ and can stand very high temperatures and be machine washed.
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      What does the abbreviation "VHF' stand for? A: Vessel's Hoisting Flag B: Very High Safety C: Very Hot Frequency. D: Very High Frequency

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      are very soft ,and can be used for bolts and for machine parts that do not need strength.: Alloy steels|High carbon steels|Low carbon steels|Medium carbon steels

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      Modern plastics can ______ very high and very low temperatures.

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      Plane can’t fly very high because ________.

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      TodayMorning __________Afternoon ____________Temperatures ____(high)